Answer:
The answer is: Nutrition, Relationship, Reproduction.
Step-by-step explanation:
Vital functions are those that are necessary to live, without them we would die. They are divided into functions: nutrition, relationship and reproduction.
Nutrition: they are related to the respiration and nourishment of the cells: respiration, nourishment, blood circulation and excretion.
Relationship: they are related to the control of the body by the brain and nervous system.
Reproduction: it is not vital for an individual but reproduction is necessary for the conservation of the species.
The answer is: Nutrition, Relationship, Reproduction.